Pith Number

pith:X7KTD3OB

pith:2021:X7KTD3OBZB4ML4TXC5TWOXIEKU

not attested not anchored not stored refs pending

Playing with the index of M-theory

Maxim Zabzine, Michele Del Zotto, Nicolo' Piazzalunga, Nikita Nekrasov

arxiv:2103.10271 v2 · 2021-03-18 · hep-th · math.AG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X7KTD3OBZB4ML4TXC5TWOXIEKU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T04:54:44.997383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfd531edc1c878c5f2771767675d045534ac12586ed03479e4809f3866bdc9fb

Aliases

arxiv: 2103.10271 · arxiv_version: 2103.10271v2 · doi: 10.48550/arxiv.2103.10271 · pith_short_12: X7KTD3OBZB4M · pith_short_16: X7KTD3OBZB4ML4TX · pith_short_8: X7KTD3OB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/X7KTD3OBZB4ML4TXC5TWOXIEKU \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: bfd531edc1c878c5f2771767675d045534ac12586ed03479e4809f3866bdc9fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2339035e93a76135f0150d4a09b151a52dd77522663b7cf212be9e014edcd64e",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-03-18T14:08:53Z",
    "title_canon_sha256": "dc6513add02122dece985d2aee75029a51a885c343fc664149697024a391dedf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.10271",
    "kind": "arxiv",
    "version": 2
  }
}